The ninth mini symposium of the

Celebrating Michel Waldschmidt's 80th birthday

Dipartimento di Architettura, Largo Giovanni Battista Marzi 10, Università Roma Tre

April 20-22, 2026



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Titles and abstracts

Schedule

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Contributed talks

Schedule

Monday
9:20-9:30 Opening
9:30-10:15 Pazuki
10:25-11:10 Maistret
11:10-11:40 Coffee break
11:40-12:25 Smajlovic
12:30-14:00 Lunch
14:00-16:00 Contributed Talks I
16:00-16:30 Coffee break
16:30-17:15 Anni
Tuesday
9:00-9:45Terracini
9:55-10:40 Hirata Kohno
10:40-11:10 Coffee break
11:10-11:55 Fouvry
12:05-12:50 Roy
12:50-14:15 Lunch
14:15-16:15Contributed Talks II
16:15-16:45 Coffee break
16:45-17:30 Pellarin
Wednesday
9:00-9:45Poels
9:55-10:40Griffon
10:40-11:10 Coffee break
11:10-11:55 Viray
12:05-12:50 Corvaja
12:50-13:00 Closing



 
Contributed talks I
Aula Magna Adalberto Libera Aula Sabbatini
14:00-14:10Torsion points on $GL_2$-type abelian varieties
Jessica Alessandrì 		On the Diophantine equation $F_n^x+F_k^x=F_m^y$
Attila Berczes
14:20-14:30Finiteness of points in powers of elliptic schemes over cyclotomic extensions
Ilaria Cruciani 		Diophantine $m$-tuples containing
triangular numbers
Marija Bliznac Trebješanin
14:40-14:50Explicit bounds for canonical heights
under endomorphisms
Luca Ferrigno 		On Diophantine graphs
Gergő Batta
15:00-15:10 Lower bound for canonical height
on abelian varities
Sushant Kala 		On a Generalization of a Problem of
Erdős - Selfridge
Sarthak Gupta
15:20-15:30The order of the Tate-Shafarevich group
modulo squares
Alexandros Konstantinou 		Complete solution of a family
of twisted Thue equations
Carina Premstaller
15:40-15:50 Number of K-rational points with a given
j-invariant on modular curves
Ivan Novak 		On the Diophantine equation $2^s + p^k=m^2$
with a Fermat prime $p$
Istvan Pink



Contributed talks II
Aula Magna Adalberto Libera Aula Musmeci
14:00-14:10 L-invariants and deep congruences
between newforms
Andrea Conti 		Upper bounds on class numbers
of real quadratic fields
Riccardo Bernardini
14:20-14:30 On lattices representing lattices
Pavlo Yatsyna 		Schinzel's Hypothesis for random polynomials
Giacomo Bortolussi
14:40-14:50 Hermite's approach to Abelian integrals revisited
Makoto Kawashima 		The hyperbolic lattice counting problem
for the modular group
Dimitrios Chatzakos
15:00-15:10 The arithmetic of multidimensional
continued fractions
Giuliano Romeo 		Zeta Regularized Trigonometric Products Over Zeros Of The Riemann Zeta Function
Efe Gürel
15:20-15:30On the 2-rank of class groups of
certain number fields
Ikrame Daqaq 		Minimal common factor graphs
containing all graphs of order k
Hajdu Lajos
15:40-15:50 On the Chevalley-Bass number of a field
Jean Gillibert 		On the Independence of the Fourier coefficients of two $p$-adic Modular Forms
Abdelmonaim Bouchikhi